package exception;
/** java 异常处理机制 try...catch */
public class TryCatchDemo {
    public static void main(String[] args) {
        System.out.println("开始");
        try {
            String line = null;
            System.out.println(line.length());
            String line1 = "";
            System.out.println(line1.charAt(0));
            String line2 = "abc";
            System.out.println(Integer.parseInt(line2));
        }catch (NullPointerException e) {
            System.out.println("异常解决");
        }catch (StringIndexOutOfBoundsException e){
            System.out.println("异常解决");
        }catch (Exception e){
            System.out.println("异常解决");
        }
        System.out.println("结束");
    }
}
